WO2013153995A1 - 空気清浄装置 - Google Patents

空気清浄装置 Download PDF

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Publication number
WO2013153995A1
WO2013153995A1 PCT/JP2013/060121 JP2013060121W WO2013153995A1 WO 2013153995 A1 WO2013153995 A1 WO 2013153995A1 JP 2013060121 W JP2013060121 W JP 2013060121W WO 2013153995 A1 WO2013153995 A1 WO 2013153995A1
Authority
WO
WIPO (PCT)
Prior art keywords
air
filter
fan
main body
body casing
Prior art date
Application number
PCT/JP2013/060121
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
玄 寺尾
Original Assignee
バルミューダ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by バルミューダ株式会社 filed Critical バルミューダ株式会社
Priority to KR1020147031260A priority Critical patent/KR101705286B1/ko
Priority to EP13775667.2A priority patent/EP2837897B1/en
Priority to CN201380019070.5A priority patent/CN104204683B/zh
Publication of WO2013153995A1 publication Critical patent/WO2013153995A1/ja
Priority to HK15106068.7A priority patent/HK1205554A1/xx

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2411—Filter cartridges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28—Arrangement or mounting of filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/80—Self-contained air purifiers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2273/00—Operation of filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2273/30—Means for generating a circulation of a fluid in a filtration system, e.g. using a pump or a fan
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • F24F2013/205—Mounting a ventilator fan therein

Definitions

  • the present invention relates to an air cleaning device that purifies air sucked from an inlet through a filter and purifies the air by discharging the obtained purified air from an outlet.
  • the air purifier is a relatively simple function of providing a fan in the main body, sucking in the ambient air from the suction port, and discharging the purified air after passing through the filter.
  • the air purifier is a relatively simple function of providing a fan in the main body, sucking in the ambient air from the suction port, and discharging the purified air after passing through the filter.
  • the present invention includes a main body casing having an inlet on one side and an outlet on the other side and having an air flow passage formed therein, and is disposed in the main body casing.
  • a filter that divides downstream, an exhaust fan that is provided downstream of the air flow passage and discharges air on the downstream side of the air flow passage from the discharge port, and the exhaust fan and the filter between the filters.
  • a communication means for communicating the air flow passage with the outside, wherein the communication means enables air to flow between the air flow passage on the downstream side of the filter and the outside.
  • a filter fan for sucking air that has passed through the filter which is provided on the filter side from the communication portion by the communication means, on the discharge port side downstream of the air flow passage. is there.
  • a drive control unit that independently drives and controls the filter fan and the exhaust fan.
  • the filter fan is preferably a centrifugal type and the exhaust fan is an axial flow type fan.
  • the communication means is a vent provided in the main body casing and communicating the air flow passage and the outside.
  • the vent can be opened and closed.
  • outside air can be directly taken in addition to the air that has passed through the filter, and indoor air circulation can also be performed by increasing the total blown amount.
  • FIG. 1 is a perspective view showing an overall configuration of an air cleaning device 10 according to the first embodiment
  • FIG. 2 is a perspective view in which a main body casing is omitted
  • FIG. 3 is a perspective view showing the main body casing.
  • the mesh filter etc. which collect the comparatively big dust etc. which are attached to the opening part of a main body casing are abbreviate
  • the main body casing 12 has a cylindrical shape, and a lower end is attached to the pedestal 14 and a lid 16 is attached to the upper end.
  • the pedestal 14 has a trumpet shape extending downward, and the lower end can be stably placed on the floor or the like.
  • the pedestal 14 may have any shape as long as it can support the main body.
  • a cylindrical filter 18 is attached to the upper end of the base 14.
  • the filter 18 includes a cylindrical filter portion 18 a that allows air to pass therethrough, a lower flange 18 b, and an upper flange 18 c.
  • the lower flange 18 b is attached to the upper portion of the base 14.
  • the lower flange 18b may support the lower end of the main body casing 12, but a disk may be provided on the upper portion of the pedestal 14, and the lower flange 18b of the filter 18 and the lower portion of the main body casing 12 may be supported by this disk. Good.
  • the main body casing 12 and the filter 18 are cylindrical, but other shapes such as a polygonal cylinder are also suitable.
  • the filter 18 has a donut shape in both the lower flange 18b and the upper flange 18c.
  • the filter unit 18a is formed of, for example, paper or non-woven fabric, captures fine particles on the outer surface, and obtains purified air on the inner side.
  • the filter portion 18a is bent so as to repeat the peaks and valleys in the circumferential direction, and the lower end is attached to the lower flange 18b and the upper end is airtightly attached to the upper flange 18c.
  • the opening of the lower flange 18b is closed by the disk of the pedestal 14, but a disk may be adopted instead of the lower flange 18b to close the lower part of the internal space of the filter 18.
  • the periphery of the upper flange 18c of the filter 18 is airtightly attached to the inner surface of the main body casing 12, and the periphery of the lower flange 18b or the upper disk portion of the pedestal 14 is airtightly attached to the inner surface of the main body casing 12. Accordingly, the inner space of the filter portion 18a communicates with the outside only through the central opening of the upper flange 18c, and is partitioned by the filter portion 18a and the outer side of the filter portion 18a.
  • the main body casing 12 positioned outside the filter portion 18a is provided with a plurality of openings 12a, and the outer space of the filter portion 18a communicates with the external space.
  • a filter fan 20 is provided above the upper flange 18 c in the main body casing 12.
  • a stay 22 having a peripheral ring and a central disk and connected between the peripheral ring and the central disk by a plurality of radial connection bars is disposed.
  • the stay 22 is fixed to the main body casing 12 by fixing the peripheral ring to the inner surface of the main body casing 12.
  • a motor 24 is attached to the center disk of the stay 22 downward, and a blade 20a of the filter fan 20 is attached to a rotating shaft extending downward from the motor 24. Accordingly, when the motor 24 rotates, the blade 20a is rotated and the filter fan 20 is driven.
  • the blades 20a are composed of a plurality of plate-shaped blades extending in the radial direction, and the filter fan 20 is an axial flow type fan.
  • the filter fan 20 is disposed in the cylinder of the body casing 12, and the filter fan 20 is driven.
  • the air in the main body casing 12 can be blown in either the upper or lower direction.
  • a plurality of openings are formed in the main body casing 12 above the filter fan 20, that is, above the stay 22, and serve as vent holes 26 communicating with the outside.
  • the exhaust fan 28 is disposed in the main body casing 12 above the vent hole 26. That is, a stay 30 having the same configuration as that of the stay 22 is disposed above the vent hole 26, a motor 32 is mounted on the central disk of the stay 30, and an exhaust fan is mounted on a rotating shaft extending upward from the motor 32. 28 blades 28a are attached. Therefore, when the motor 32 rotates, the blades 28a are rotated and the exhaust fan 28 is driven.
  • the exhaust fan 28 is also an axial flow type fan.
  • the body casing 12 around the exhaust fan 28 is closed, and the air in the body casing 12 is blown upward or downward by the exhaust fan 28.
  • the upper end of the main casing 12 is open, and a lid 16 is attached thereto.
  • the lid 16 is composed of a peripheral ring, a central disk, a plurality of intermediate rings, and a radial bar that connects these rings. It is a guard that prevents it from entering the inside.
  • the filter fan 20 is disposed inside the main body casing 12 that communicates with the internal space of the filter 18. Accordingly, by exhausting the internal space of the filter 18 by the filter fan 20, external air is filtered through the filter portion 18 a, and the purified air after the filtration is above the filter fan 20. It is blown toward.
  • “Cleaning + circulation mode (second mode)" When the air blowing capacity of the filter fan 20 and that of the exhaust fan 28 are the same, and both are blown upward, the air blowing capacity of the filter fan 20 is reduced by the pressure loss of the filter portion 18a. The air is blown upward while sucking outside air from the vent hole 26. Further, even if the air blowing capacity of the exhaust fan 28 is larger than that of the filter fan 20, the outside air is sucked from the vent hole 26 and blown upward.
  • the indoor air can be cleaned by the filter 18 and the indoor air can be circulated sufficiently.
  • air circulation causes the indoor air to flow, so that not only the periphery of the opening 12a but also the entire indoor air can be cleaned by the filter 18.
  • the air blowing direction of the filter fan 20 is upward as in the above case and the air blowing direction of the exhaust fan 28 is downward, the air blown from the filter fan 20 and the air blown by the exhaust fan 28 are combined together.
  • the air is discharged from the vent hole 26.
  • air from the lower and upper sides of the apparatus can be sucked in, and the air can be blown out in the substantially horizontal direction from the vent hole 26, so that air can be purified by the filter 18 and indoor air can be circulated.
  • the indoor air can be circulated in a plurality of directions, and the entire indoor air can be moved and cleaned.
  • the main body casing 12 has a cylindrical shape, the air blowing ability by the rotating fan can be sufficiently exhibited, and the installation area can be reduced.
  • Air circulation mode (second mode) Only the air circulation is performed by stopping the filter fan 20 and driving only the exhaust fan 28. By switching the air blowing direction of the exhaust fan, the mode is switched between the mode in which air is sucked in from the vent 26 and exhausted upward and the mode in which air is sucked in from the top and exhausted laterally from the vent 26 can do.
  • “Cleaning mode (first mode)" By stopping the exhaust fan 28 and driving only the filter fan 20, the air that has passed through the filter 18 is discharged upward. In this case, air may be exhausted from the vent hole 26, but in many cases, the air escapes upward. The indoor air is circulated by the air discharged upward, but the air volume is small and the air circulation function is relatively small as compared with the case where the exhaust fan 28 is driven. Note that the air flow may be reduced instead of stopping the exhaust fan 28.
  • ⁇ Second Embodiment> 6 to 9 show the configuration of the second embodiment.
  • a sirocco fan which is a centrifugal fan, is used as the filter fan 20. That is, in the filter fan 20, a large number of plate-like blades 40 that are shifted from the radial direction to one direction as viewed from above are arranged in a cylindrical shape.
  • the upper side of the cylinder of the blade 40 is fixed to the upper disk 42 and is closed by the upper disk.
  • the lower side of the cylinder of the blade 40 is connected to a donut-shaped ring 44, and this ring 44 is rotatably supported on the inner periphery of the upper flange 18 c of the filter 18.
  • the stay 22 is above the filter fan 20, and a motor 24 is attached to the lower side of the center portion of the stay 22.
  • the center part of the upper disk 42 of the filter fan 20 is recessed downward, and a part of the motor 24 is accommodated therein. Also.
  • the output shaft of the motor 24 is fixed to the center of the upper disk 42.
  • the surrounding space of the cylindrical blade 40 communicates upward in the main body casing 12. Is closed by an upper flange 18c.
  • the internal space of the filter portion 18 a and the internal space of the cylindrical blade 40 communicate with each other through the central opening of the ring 44.
  • centrifugal type fans such as sirocco fans can increase the pressure difference between the suction side and the discharge side compared to the axial flow type. Therefore, by making the filter fan 20 a centrifugal type and the exhaust fan 28 an axial flow type, an efficient filtration process can be performed in consideration of the pressure loss due to the filter 18. 26 can be used for efficient air blowing.
  • FIGS. 10 to 12 show configuration examples in which a shutter 50 is provided in the vent hole 26.
  • a shutter 50 that moves in the vertical direction and the radial direction is disposed inside the portion of the main body casing 12 provided with the vent hole 26 shown in FIG. 11, and the vent hole 26 is opened and closed by the shutter 50.
  • a stay 52 is attached to the inside of the main body casing 12, and a motor 54 is attached to a central portion of the stay 52, and the pinion gear 56 is rotated by the motor 54.
  • a rack 58 is engaged with the pinion gear 56, and the pinion gear 56 rotates in the forward and reverse directions, so that the rack 58 moves in the vertical direction.
  • the lower end of the rack 58 is connected to a cylindrical central member 60, and a lid member 64 corresponding to the shape of the vent hole 26 is attached to a connecting member 62 extending radially from the central member.
  • the lid member 64 is attached to the connecting member 62 so as to be movable in the radial direction, and the pins 66 provided on both sides thereof are provided at portions where both sides of the vent hole 26 of the main body casing 10 hit the circumferential direction.
  • the guide groove 68 is engaged.
  • the guide groove 68 is formed so that the pin moves to the inside of the main body casing 10 as the pin 66 moves downward. Accordingly, as the connecting member 62 moves in the vertical direction, the lid member 64 moves not only in the vertical direction but also in the radial direction.
  • the lid member 64 when the lid member 64 is located at the upper end, the lid member 64 is located on the outer side in the radial direction and is pressed against the vent hole 26 to close the vent hole 26. On the other hand, when the lid member 64 moves downward, it is guided by the guide groove 68, and the lid member 64 is retracted inward from the vent hole 26 and is accommodated in the main body casing 12.
  • vent hole 26 can be closed and opened by the lid member 64 by forward and reverse rotation of the motor 54.
  • FIG. 13 to FIG. 15 show other configuration examples of the shutter 50.
  • a shutter 50 that moves in the circumferential direction is disposed inside a portion of the main casing 12 where the vent hole 26 is provided as shown in FIG. 15, and the vent hole 26 is opened and closed by the shutter 50.
  • a stay 52 is attached to the inside of the main body casing 12, and a rotating disc 70 that is rotated in a horizontal plane by a motor 54 is provided at the central portion of the stay 52.
  • a pin (not shown) is attached.
  • the pin protrudes in the eccentric position of the lower surface of this rotary disc 70. As shown in FIG. Therefore, the pin of the rotating disk 70 performs a turning motion by the rotation of the motor 54.
  • a guide bar 72 is provided under the rotating disk 70, and a pin of the rotating disk 70 engages with an elongated hole 74 of the guide bar 72.
  • a rotating cylinder 76 is provided below the guide bar 72, and a plurality of connecting members 78 directed in the center direction are connected to the upper end of the rotating cylinder 76 and the inside of the connecting member.
  • a central portion 80 is formed, and a plurality of windows 84 are provided in the peripheral cylindrical portion 82 of the rotating cylinder 76.
  • the window 84 has a shape corresponding to the vent hole 26 of the main body casing 10, and the vent hole 26 is opened and closed by rotating the rotating cylinder 76.
  • a pin is formed on the lower surface on one end side of the guide bar 72, and this pin engages with a hole 80a provided eccentrically in the center portion 80. Accordingly, the pin of the rotating disk 70 moves in the elongated hole 74, and the rotation of the guide bar 72 thereby is converted into the reciprocating rotation of the rotating cylinder 76 through the hole 80a (see FIGS. 13A and 13B). ). By making the reciprocating rotation amount of the rotating cylinder 76 correspond to the opening / closing of the vent hole 26, the vent hole 26 can be opened / closed by the rotation of the motor 54.
  • vent holes 26 are provided only in the circumferential direction half of the main body casing 10. Thus, the direction of the air sucked from the vent hole 26 can be limited.
  • the vent hole 26 may be provided on the entire surface, and the window 84 provided on the rotating cylinder 76 may be provided on the entire surface.
  • the user may operate the shutter 50 by hand to switch the mode.
  • the exhaust fan 28 can be switched between the one for filtering by the filter 18 and the one having the main function of air circulation.
  • a bypass 56 that communicates the external space of the filter unit 18 and the space that accommodates the exhaust fan 28 is provided without providing the vent hole 26, and a shutter 50 that opens and closes the bypass 56 is provided.
  • the bypass 56 has a pipe shape and extends from the external space of the filter unit 18 to the space above the filter fan 20.
  • a shutter 50 for opening and closing the upper end opening of the bypass 56 is provided.
  • the shutter 50 is ring-shaped and has a number of openings corresponding to the bypass 56, and opens and closes the upper end opening of the bypass 56 by moving in the circumferential direction.
  • bypass 56 can be opened and closed, and the air blown by the exhaust fan 28 can be switched from the inner space of the filter 18 to the outer space (external).
  • bypass 56 may extend in the inner space of the filter portion 18a, pass through the filter portion 18a, and communicate with the outer space.
  • FIG. 17 shows a further modification.
  • An opening 80 that communicates with the external space of the filter portion 18 a is provided around the upper flange 18 c of the filter 18, and a shutter 50 that opens and closes the opening 80 is provided.
  • the opening 80 can be opened and closed, and the air blown by the filter fan 20 can be switched from the inner space of the filter 18 to the outer space (external).
  • the passage through which the opening 80 communicates may extend through the inner space of the filter portion 18a, pass through the filter portion 18a, and communicate with the outer space.
  • FIG. 18 shows still another example.
  • the exhaust fan 28 moves up and down. That is, the exhaust fan 28 can be moved to the upper and lower positions of the vent 26.
  • the exhaust fan 28 sucks air from the internal space of the filter unit 18 and blows it upward, and the exhaust fan 28 is above the vent 26.
  • the exhaust fan 28 blows upward the outside air sucked from the vent hole 26.
  • the filter fan 20 is omitted, but the filter fan 20 is provided so that the filter fan 20 discharges air from the internal space of the filter portion 18a as in the above-described embodiment. Good.
  • FIG. 19 shows the air flow in the exhaust fan 28 in the mode in which the outside air from the vent hole 26 is sucked.
  • the air in the internal space of the filter 18 is blown upward by the filter fan 20, so that the outside air passes through the filter 18 through the opening 12 a, and the purified air is directed upward. It is blown toward. Further, the exhaust fan 28 takes in outside air from the vent and the combined air is blown upward.
  • FIG. 20 shows the air flow when the vent hole 26 is closed by the shutter 50.
  • the filter fan 20 and the exhaust fan 28 blow the cleaned air that has passed through the filter 18 upward.
  • it blows with two fans it becomes possible to increase the amount of air which passes the filter 18 and is cleaned.
  • the shutter 50 is configured to open and close the vent provided in the main body casing 12 from the inside.
  • the vent 26 may be configured to open and close from the outside of the main casing 12.
  • the bypass 56 is disposed in the main casing 12, it can also be disposed outside the main casing 12.
  • the air circulation can be periodically strengthened, such as every 10 minutes, or the air circulation mode or the air cleaning mode can be switched by output signals of various sensors.
  • air circulation can be performed when the temperature difference between the upper and lower sides is large, or when the amount of fine particles in the air is detected and the amount of fine particles is large, air purification can be strengthened.
  • DC motors are employed as the motors 24 and 32 for driving the filter fan 20 and the exhaust fan 28. Therefore, DC power obtained by converting commercial power of 100 V AC normally into DC is supplied and driven.
  • the AC power may be supplied as it is using the motors 24 and 32 as AC motors.
  • a control unit such as a microcomputer may be provided to control the drive of the motor.
  • one filter fan 20 and one exhaust fan 28 are provided.
  • either one of the filter fan 20 or the exhaust fan 28 or a plurality of both may be used. By doing in this way, the freedom degree about ventilation volume can be improved.
PCT/JP2013/060121 2012-04-09 2013-04-02 空気清浄装置 WO2013153995A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1020147031260A KR101705286B1 (ko) 2012-04-09 2013-04-02 공기 청정 장치
EP13775667.2A EP2837897B1 (en) 2012-04-09 2013-04-02 Air-cleaning device
CN201380019070.5A CN104204683B (zh) 2012-04-09 2013-04-02 空气净化设备
HK15106068.7A HK1205554A1 (en) 2012-04-09 2015-06-25 Air-cleaning device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012088816A JP5864344B2 (ja) 2012-04-09 2012-04-09 空気清浄装置
JP2012-088816 2012-04-09

Publications (1)

Publication Number Publication Date
WO2013153995A1 true WO2013153995A1 (ja) 2013-10-17

Family

ID=49327563

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2013/060121 WO2013153995A1 (ja) 2012-04-09 2013-04-02 空気清浄装置

Country Status (6)

Country Link
EP (1) EP2837897B1 (ko)
JP (1) JP5864344B2 (ko)
KR (1) KR101705286B1 (ko)
CN (1) CN104204683B (ko)
HK (1) HK1205554A1 (ko)
WO (1) WO2013153995A1 (ko)

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JP2017538908A (ja) * 2015-09-29 2017-12-28 小米科技有限責任公司Ｘｉａｏｍｉ Ｉｎｃ． 空気清浄機及びその送風装置
WO2020179687A1 (ja) * 2019-03-01 2020-09-10 ダイキン工業株式会社 空気浄化及び通風装置
WO2020179688A1 (ja) * 2019-03-01 2020-09-10 ダイキン工業株式会社 室内空気処理装置及びその作動方法
WO2020183405A1 (en) * 2019-03-12 2020-09-17 Milind Dhanlal Raut Centrifugal gas filtration apparatus
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KR102396592B1 (ko) * 2014-12-22 2022-05-13 코웨이 주식회사 급속 순환 공기조화기
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CN104204683B (zh) 2017-06-20
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EP2837897A1 (en) 2015-02-18
HK1205554A1 (en) 2015-12-18
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EP2837897A4 (en) 2015-12-02
JP2013217580A (ja) 2013-10-24

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